Back in the 70s when I started getting interested in electronics, tons of magazines catered to the hobbyist market. Popular Electronics was my favorite, and I think I remember the advertisements more ...

Materials I used: Soft copper wire: 20 gauge (wire diameter 0.8mm): 5 x 9cm (3.5 inch) 28 gauge (wire diameter 0.3mm): 2 x 30cm (12 inch) Spherical stone 1.4cm in diameter This video is re-edit from ...

For certain situations, older hardware is preferred or even needed to accomplish a task. This is common in industrial applications where old machinery might not be supported by modern hardware or ...